mineral

Green Aventurine

Silicon Dioxide (Quartz with Fuchsite inclusions) - SiO2

AI-generated identification · may be incorrect

Hardness: 7 on Mohs scale; Color: Green/Teal; Luster: Vitreous to waxy with aventurescence; Crystal structure: Trigonal; Cleavage: None/Conchoidal fracture; Specific Gravity: 2.64-2.69

Hardness: 7 on Mohs scale
Color: Green/Teal
Luster: Vitreous to waxy with aventurescence

Identified July 3, 2026More mineral →

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Physical properties

Hardness: 7 on Mohs scale; Color: Green/Teal; Luster: Vitreous to waxy with aventurescence; Crystal structure: Trigonal; Cleavage: None/Conchoidal fracture; Specific Gravity: 2.64-2.69

Formation & geological history

Formed in igneous or metamorphic environments where quartz crystallizes and incorporates platy minerals like fuchsite (a green mica) as inclusions. These inclusions create the characteristic shimmer.

Uses & applications

Extensively used for lapidary work, jewelry (beads, cabochons), ornamental carvings, tumbled stones for collectors, and as a decorative landscaping stone.

Geological facts

The name 'Aventurine' comes from the Italian 'a ventura', meaning 'by chance', originally referring to the accidental discovery of aventuras glass in the 18th century. aventurescence refers to the visual effect of sparkling mineral inclusions.

Field identification & locations

Identified by its grainy quartz texture combined with a shimmering green color. Commonly found in India, Brazil, Russia, and Austria. Collectors look for uniform color and strong 'sparkle' from mineral inclusions.